Vault



FIG. 1 is a perspective view of our new, original and ornamental design for a vault.

FIG. 2 is an end view thereof, the other end view being identical thereto.

FIG. 3 is a side view thereof, the other side view being identical thereto.

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines form no part of the claimed design. 

The ornamental design for a vault, as shown and described. 